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Online Tests
Physics 9th Class English Medium Unit 7 Online Test MCQs With Answers
Question # 1
The vacuum in barometer is called:
Choose an answer
Deep vacuum
Mercury vacuum
Torricellian vacuum
None of above
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Question # 2
Matter has basically ___________ states.
Choose an answer
4
3
Both a & b
None
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Question # 3
In which of the following state molecules do not leave their position:
Choose an answer
Solid
Liquid
Gas
Plasma
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Question # 4
According to hook's law stress is directly proportional to :
Choose an answer
Area
Volume
Strain
Force
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Question # 5
If force will be applied on smaller area, pressure will become:
Choose an answer
Much less
Zero
More
Less
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Question # 6
The formula of pressur is:
Choose an answer
Fx a
A/F
F/A
None of these
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Question # 7
Hydraulic press is a machine which works on
Choose an answer
Hook's law
Archimedes principle
Pascal's law
Boyle's law
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Question # 8
Mass per unit volume is:
Choose an answer
Velocity
Work
Density
None
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Question # 9
Barometer was first set up by:
Choose an answer
Robert
Torricelli
Al Razi
Nil
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Question # 10
The density of a substance can be found with the help of
Choose an answer
Pascal's law
Hooke's law
Archimedes principle
Principle of floatation
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Question # 11
According to Archimedes, upthrust is equal to
Choose an answer
Weight of displaced liquid
Volume of displaced liquid
Mass of displaced liquid
None of these
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Question # 12
The braking system of cars, buses etc also works on
Choose an answer
Newton's law
Pascal law
Faraday law
Bohr's law
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